package com.sky.controller.admin;


import com.sky.dto.DishDTO;
import com.sky.dto.DishPageQueryDTO;
import com.sky.entity.Dish;
import com.sky.result.PageResult;
import com.sky.result.Result;
import com.sky.service.DishService;
import com.sky.vo.DishVO;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.*;

import java.util.List;
import java.util.Set;

@RestController
@Slf4j
@RequestMapping("/admin/dish")
@Api(tags = "菜品相关接口")
public class DishController {
    @Autowired
    private DishService dishService;
    @Autowired
    private RedisTemplate redisTemplate;




    /*
    * 新增菜品
    * */
    @PostMapping()
    @ApiOperation("新增菜品")
    public Result save(@RequestBody DishDTO dishDTO){
        log.info("新增菜品：{}",dishDTO);
        dishService.saveWithFlavor(dishDTO);


        //清理缓存数据
        String key ="dish_"+dishDTO.getCategoryId();
        cleanCache(key);
        return Result.success();
    }




    /*
    * 菜品分页查询
    * */
    @GetMapping("/page")
    @ApiOperation("菜品分页查询")
    public Result<PageResult>page(DishPageQueryDTO dishPageQueryDTO){
        log.info("菜品分页查询:{}",dishPageQueryDTO);
        PageResult pageResult =  dishService.pageQuery(dishPageQueryDTO);
        return Result.success(pageResult);
    }




    /*
    * 批量删除菜品
    * */
    @ApiOperation("批量删除菜品")
    @DeleteMapping
    public Result delete(@RequestParam List<Long> ids){
        log.info("批量删除菜品：{}",ids);
        dishService.deleteBatch(ids);

        //j将所有的菜品缓存数据清理掉，所有也dish_开头的key
        cleanCache("dish_*");

        return Result.success();

    }




    /*
     *根据id查询
     * 修改回显
     *
     * */

    @GetMapping("/{id}")
    @ApiOperation("根据id查询菜品")
    public Result<DishVO> getById (@PathVariable Long id){
        log.info("根据id查询菜品:{}",id);
        DishVO dishVO = dishService.getByIdWithFlavor(id);
        return Result.success(dishVO);
    }






    /*
    * 修改菜品
    *
    * */
    @ApiOperation("修改菜品")
    @PutMapping
    public Result update(@RequestBody DishDTO dishDTO){
        log.info("修改菜品:{}",dishDTO);
        dishService.updateeWithFlavor(dishDTO);

        //将所有的菜品缓存数据清理掉，所有以dish_开头的key
        cleanCache("dish_*");
        return Result.success();
    }



    @ApiOperation("菜品起售停售")
    @PostMapping("/status/{status}")
    public Result startOrStop(@PathVariable Integer status, Long id){
        dishService.startOrStop(status,id);
        //将所有的菜品缓存数据清理掉：所有以dish_开头的key
        cleanCache("dish_*");
        return Result.success();
    }




    /*
    * 根据分类id查询菜品
    *
   * */
    @ApiOperation("根据分类id查询菜品")
    @GetMapping("/list")
    public Result<List<Dish>> list (Long categoryId,String name){
        log.info("根据分类id查询菜品:{}",categoryId);
        List<Dish> list =dishService.list(categoryId,name);
        return Result.success(list);
    }


    /*
     *
     * 清理缓存数据
     *
     * */
    private void cleanCache(String pettern){
        Set keys = redisTemplate.keys(pettern);
        redisTemplate.delete(keys);
    }


}
